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CN1312892A - Multiple disc brake system - Google Patents

Multiple disc brake system Download PDF

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Publication number
CN1312892A
CN1312892A CN99809684A CN99809684A CN1312892A CN 1312892 A CN1312892 A CN 1312892A CN 99809684 A CN99809684 A CN 99809684A CN 99809684 A CN99809684 A CN 99809684A CN 1312892 A CN1312892 A CN 1312892A
Authority
CN
China
Prior art keywords
disc
wheel
spring
wheel hub
wheel disc
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN99809684A
Other languages
Chinese (zh)
Inventor
K·J·邦克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Mo Tech Co Ltd
Federal Mogul Technology Ltd
Original Assignee
Union Mo Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Union Mo Tech Co Ltd filed Critical Union Mo Tech Co Ltd
Publication of CN1312892A publication Critical patent/CN1312892A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D65/12—Discs; Drums for disc brakes
    • F16D65/123—Discs; Drums for disc brakes comprising an annular disc secured to a hub member; Discs characterised by means for mounting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D2065/13—Parts or details of discs or drums
    • F16D2065/1304—Structure
    • F16D2065/1316—Structure radially segmented
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D2065/13—Parts or details of discs or drums
    • F16D2065/134—Connection
    • F16D2065/1348—Connection resilient
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D2065/13—Parts or details of discs or drums
    • F16D2065/134—Connection
    • F16D2065/1356—Connection interlocking
    • F16D2065/1368—Connection interlocking with relative movement both radially and axially
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D2065/13—Parts or details of discs or drums
    • F16D2065/134—Connection
    • F16D2065/1384—Connection to wheel hub
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D2065/13—Parts or details of discs or drums
    • F16D2065/134—Connection
    • F16D2065/1392—Connection elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D2065/13—Parts or details of discs or drums
    • F16D2065/134—Connection
    • F16D2065/1392—Connection elements
    • F16D2065/1396—Ancillary resilient elements, e.g. anti-rattle or retraction springs

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

A disc brake system(10)comprises a disc(12), and a hub(16)which is arranged to rotate about an axis(18)thereof. The system also comprises mounting means(20, 22)by which the disc(12)is mounted on the hub(16)so that the hub and the disc rotate as a unit about said axis and the disc can perform axial sliding movement on said hub. The system(10)also comprises a plurality of leaf springs(32; 42)mounted on the hub(16)and engaging the disc(12)so that the springs apply radially-directed forces between the disc and the hub. Each of said springs(32; 42)comprises at least three abutments(40; 46)which project transversely of the spring(32; 42)and engage the disc so that the abutments apply forces to the disc.

Description

Multiple disc brake system
The present invention relates to a kind of disc brake system, for example be used for the disc brake system of wheel of vehicle.
Traditional disc brake system comprises: be installed on the suspension so that the wheel hub that rotates relative to it, wheel hub is provided with the shoulder of wheel-mounted; And the wheel disc lock, it contains the braking wheel disc that rotates with wheel hub; Be placed in the friction material pad of wheel disc two opposite sides; And at least one piston and piston cylinder assembly, they can be handled to order about pad and enter with wheel disc and engage, with to the wheel hub braking and so wheel is braked.Usually, piston and cylinder component thereof are slidably mounted on the slide plate, and this slide plate is fixed by bolts on the suspension of vehicle.Wheel disc normally is installed on the wheel hub rigidly, and the wearing and tearing of pad and/or wheel disc are regulated by the slippage of cylinder.
Wheel disc in the known disc brake system and wheel hub rotate with being integral but can finish slippage on wheel hubs.B. P. GB1396530 for example.Yet this system is attended by technical problem.For example, because of wheel disc is relatively thin, they tend to tilt and influence stopping power at wheel hub.In addition, owing to wheel disc click clatter ground percussion wheel hub is easy to produce noise.When the wheel disc temperature is higher, these problems especially severe that just may therefore become, because when having the big temperature difference between the braking surface of wheel disc and the wheel hub, such as 600 ℃, wheel disc just expands significantly, the disengaging wheel hub has increased the weight of the problem of inclination and percussion.These problems were all narrated in WO 98/26192, the solution that proposes in WO98/26192 is to use a plurality of elastic force effect devices, the effect device is installed between wheel hub and the wheel disc, and elastic force effect device is applied to radial force on the wheel disc and moves to control it, and elastic force effect device distributes around circumference of hub ground.Among the embodiment who proposes in WO 98/26192, elastic force effect device is the outer surface that sheet spring and each sheet spring all are installed in wheel hub, and its mounting type is: when wheel disc was not installed on the wheel hub, the sheet spring was along the tangential extension of wheel hub.When wheel disc is contained on the wheel hub, sheet spring generation resiliently deformable.The intermediate portion of each sheet spring leans against on the wheel hub and its end is pressed against on the wheel disc.So under the situation of 3 sheet springs shown in Figure 1 of WO 98/26192, wheel disc meshes with the sheet spring on 6 points.DE 2039003A discloses applied spring radial force has been applied to the slidably situation between the wheel disc and its wheel hub, and this spring is sheet spring shape, their centre bearing on a wheel hub or wheel disc and their overhang bracket on the opposing party.
The objective of the invention is to improve the control that wheel disc moves on wheel hub, be equipped with on this wheel hub and similar sheet spring during WO 98/26192 is open.
Disc brake system provided by the invention contains: wheel disc reaches the wheel hub around himself rotational; This system also contains erecting device, by this device wheel disc is contained on the wheel hub so that wheel hub and wheel disc integratedly around described rotational, and wheel disc can be made axial slip on described wheel hub; This system also contains a plurality of springs, this sheet spring is contained on the wheel hub and engages so that the spring handle radial force is applied between wheel disc and the wheel hub with wheel disc, it is characterized in that: each described spring contains at least 3 legs, and leg engages so that leg is applied to power on the wheel disc in lateral projection on the spring and with wheel disc.
In a kind of disc brake system of the present invention, each in the leg all provides a point of contact with wheel disc, so compare with disclosed system among the WO 98/26192, contacting count between wheel disc and each spring increased.This has reduced to act on the power on each such point of contact.
May have disclosed form among the WO 98/25804 according to disc brake system of the present invention.This braking system contains two wheel discs, and they can slide on same wheel hub under the control of sheet spring, and the sheet spring works between wheel hub and wheel disc.This system also contains piston cylinder and clamp member, and piston cylinder and suspension form one, and clamp member also is fixed on the suspension, and clamp member has the supporting that is used for installing the friction material pad.In this system, sheet spring disclosed herein has replaced the disclosed sheet spring that works in WO98/25804 between wheel hub and wheel disc.
In a kind of disc brake system of the present invention, described leg can constitute by the embossed portion of spring.This impression has semi-cylindrical form usually.Another kind of scheme is that this leg Available Material is deposited on the spring and fixedly constitutes.
Described leg can be elongated, so that make each leg and wheel disc keep engaging in the described mobile whole process of wheel disc on wheel hub.
Described leg can be the convex ridge that is parallel to the wheel hub rotation axis extension.
Can be fixed on the outer surface of wheel hub according to the sheet spring of disc brake system of the present invention, its means of fixation is: spring is not along the tangential extension of wheel hub when wheel disc is contained on the wheel hub.
According to a kind of disc brake system of the present invention, can on the sheet spring, constitute cut-out and act on power on the wheel disc with the control leg, this cut-out can be to penetrate the hole of sheet spring or the hole at incision sheet spring edge.
A kind of disc brake system according to the present invention can contain other one or more wheel discs that are installed on the wheel hub.In this case, each sheet spring has the leg that can engage with all wheel discs.Another kind of scheme can be, a plurality of springs can be arranged in groups, and a spring in every group matches with each wheel disc, has at least a spring to keep its position by another spring in described relatively group of a kind of link during each is organized.
The described erecting device of the wheel disc on the wheel hub can contain: be configured in the groove that extends axially on the described hub outside surface, and protrude into tooth in the described groove from described wheel disc; This tooth and described groove are sliding fits.In the case, described spring be positioned at described groove and with described indented joint.
Now follow detailed description, understand with reference to the accompanying drawings and be used to illustrate a kind of disc brake system of the present invention.
In the accompanying drawings:
Fig. 1 is an end elevation of explaining disc brake system;
Fig. 2 is the amplification view of II from Fig. 1-II cutting line intercepting;
Fig. 3 is a vast scale amplification stereogram of explaining the sheet spring of disc brake system;
But Fig. 4 is a view of explaining similar to Fig. 3 alternative sheet spring of disc brake system.
Be shown in the disc brake system 10 of giving an example in Fig. 1 and 2 and be the wheel (not shown) that is used for automobile.System 10 comprises wheel disc 12, another wheel disc 14 and wheel hub 16, and wheel just can be installed in the system 10.The arrangement of wheel hub 16 can be rotated it around himself central axis 18.
Wheel hub 16 contains the interior column part 16a of band internal key vallecular cavity, is arranged to hold live axle (not shown), the drive shaft wheel.Wheel hub 16 has outward flange 16b at the end of interior column part 16a.This flange 16b has 4 bolt hole 16c, and mode that can be common by hole 16c is fixed by bolts to wheel on the flange 16b.Flange 16b also can be connected to interior column part 16a on the outer hollow circuit cylinder part 16d of wheel hub 16.
Wheel disc 12 and 14 is identical each other, has the shape of general annular cast iron or steel plate.Utilize the erecting device of system 10 that two wheel discs 12 and 14 are installed on the cylindrical outer surface of hub portion 16d, so wheel hub 16 and two wheel discs 12 and 14 are integral around axis 18 and rotate, and wheel disc 12 and 14 can be finished the axial slip on described wheel hub 16.Erecting device comprises 4 grooves 20 and 4 teeth 22, and groove 20 is configured on the exterior cylindrical surfaces of part 16d of wheel hub 16, and tooth 22 inwardly protrudes out from each wheel disc 12 and 14.Tooth 22 enters between groove 20 and they and constitutes sliding fit.But tooth 22 does not extend to the bottom surface 20a of groove 20, and is gapped between the internal surface 22a of bottom surface 20a and tooth 22.Groove 20 distributes on circumference equably around axis 18, and accounts for 45 ° radian greatly around axis 18 each groove.Between groove 20, the outer surface of hub portion 16d is processed to the accurate cylndrical surface around axis 18.Each wheel disc 12 and 14 internal surface also are processed to the accurate cylndrical surface around axis 18 between tooth 22, and are to closely cooperate on whole cylindrical parts of the outer surface of hub portion 16d.Wheel disc 12 and 14 closely cooperating on wheel hub 16 have been reduced wheel disc 12 and 14 possibilities that tilt.
System 10 also contains 4 friction padss 26 (Fig. 2), and it brakes wheel disc 12 and 14 by engaging with the wheel disc side surface.Friction pads 26 is fixed on 3 dunnages 28, and a dunnage 28a and is positioned at the limit, two opposite sides of wheel disc 12 and 14 for other plate of plate 28a between wheel disc 12 and 14.Intermediate plate 28a has the friction pads 26 of the bi-side that are fixed on it.In Fig. 1, do not show brake pad 26 and dunnage 28.Utilize Effector (not shown) to make friction pads 26 and wheel disc 12 and 14 enter braking and contact, description is similar among Effector and the WO 98/25804.When the manipulation device, it make an external friction material cushion 26 towards hard-wired outside another pad 26 move.This moves until each wheel disc 12 and 14 at its bilateral with till pad 26 engages pad 26 and wheel disc 12 and 14.Wheel disc 12 and 14 endwisely slips on wheel hub 16, and plate 28a endwisely slips on slideway and moves to regulate this.
System 10 also contains 4 sheet springs 32, and sheet spring 32 is installed on the wheel hub 16 and with wheel disc 12 and 14 and engages so that spring 32 radial force act on each wheel disc 12 and 14 and wheel hub 16 between, with control wheel disc moving on wheel hub.Sheet spring 32 is around wheel hub 16 equal distribution circumferentially, and each sheet spring 32 is installed on the bottom surface 20a of groove 20, and promptly spring 32 is installed in the groove 20 and works between the internal surface 22a of surperficial 20a and tooth 22, and tooth 22 stretches among the groove 20.
At length shown a sheet spring 32 among Fig. 3.Each spring 32 is to be made by the ordinary rectangular spring steel plate of thick 0.25～0.3mm.Each sheet spring 32 usefulness central screw 36 is fixed on the circle center place of a surperficial 20a, and central screw 36 passes the hole 32a of spring 32 and enters wheel hub 16.Each spring 32 extends axially on wheel hub 16, and this extending through on wheel disc 12 and 14 both axially movable total travels makes wheel disc 12 and 4 springs 32 of 14 both and all engage continuously.The effect of spring 32 is that the slip of control wheel disc 12 and 14 on wheel hub 16 tilted and the compensate for heat expansion effect to prevent wheel disc.
Each spring 32 contains 4 axially extended legs 40, and leg 40 is lateral projection on spring 32.The arrangement of leg 40 is that each side at hole 32a has two legs.Therefore two ends of making at spring 32 in the leg 40 have prevented that the edge of spring 32 from engaging and having reduced the danger of spring 32 fractures with tooth 22.Between two legs 40 of hole each side of 32a, on spring 32, cut out rectangular opening 32b.The effect of hole 32b is that control leg 40 acts on the power on wheel disc 12 and 14.
Leg 40 is made of the embossed portion of spring 32, and the common semicircular in shape of embossed portion (in the cross section) form of ridges, convex ridge parallel to the axis and 18 extend.Leg 40 axially is being elongated, so that each leg 40 keeps in the whole process that wheel disc 12 and 14 moves on wheel hub 16 and wheel disc 12 and 14 both engage.
Each spring 32 is all arranged to be able to its leg 40 and is joined to merging with wheel disc 12 and 14 wheel disc is applied power with control wheel disc moving on wheel hub 16.The feasible spring 32 common tangential extensions when wheel disc 12 and 14 is not contained on the wheel hub 16 of the arrangement of each spring 32 at wheel hub 16.But, make spring 32 distortion by loading onto wheel disc 12 and 14, so that each leg 40 flexibly is pressed on wheel disc 12 and 14.So spring 32 plays the effect that applies radial force to wheel disc 12 and 14.
In the operation of disc brake system 10, as mentioned above, spring 32 slippages of control wheel disc 12 and 14 on wheel hub 16.Each spring 32 utilizes leg 40 to engage on 4 point of contact with each wheel disc, and therefore the distribution of forces that spring 32 is applied on each wheel disc gets more even.
Fig. 4 has shown two sheet springs 42 that are linked together with narrow connecting sheet 44, and sheet spring 42 and connecting sheet 44 are made by single spring steel plate.Each of two sheet springs 42, except having saved hole 32b, shape is all similar to spring 32, and each spring 42 has 4 legs 46 similar to the leg 40 of spring 32.Yet, because 42 on each spring be used for wheel disc 12 and 14 in one engage, spring 42 is narrower than spring 32.Two springs 42 are installed on the surperficial 20a with screw (not shown) as the integral body that is connected by connecting sheet 44, and screw passes and is configured in a hole 42a on the spring 42.So, wheel disc 12 and 14 each have 4 sheet springs 42 that are mated, spring 42 is arranged to two groups, on one group of wheel hub of installing in two groups, and another group is through the connection of connecting sheet 44, above-mentioned relatively first group of sheet spring keeps its position.Because connecting sheet 44 is narrow, two springs 42 work basically independently.
In the modification of sheet spring 32 and 42, hole 32a and 42a can save, and spring uses the self-retaining means that they are remained on the wheel hub 16 to replace.For example, this self-retaining means can comprise several connecting sheets of integrated type, and two opposite end portions of this connecting sheet extend through wheel hub 16 from the spring are so spring can clamped on full wheel hub.Under the situation of spring 32, this connecting sheet extends to the plane of spring usually from two edges of spring, and two edge-perpendicular are in projection 40.Under the situation of spring 42, each the end spring 42 in a group has in these connecting sheets, and these connecting sheets extend on the position of connecting sheet 44 from their opposite edges.
In another modification, spring 32 and 42 can be made into non-planar shaped, acts on power on the wheel disc so that determine them.For example, spring can be made into arc, when before wheel disc is installed on the wheel hub, being installed in spring on the wheel hub like this, and the more close wheel wheel hub when just making the end of spring be the plane than spring.

Claims (9)

1. a disc brake system (10) comprising: wheel disc (12), and be arranged the wheel hub (16) that rotates around himself axis (18); System (10) also comprises erecting device (20,22), utilized device (20,22) is installed in wheel disc (12) on the wheel hub (16), make wheel hub and wheel disc rotate around described axis (18) integratedly, and wheel disc (12) can be in axial sliding on described wheel hub (16); System (10) also comprises and is installed in a plurality of springs (32,42) that wheel hub (16) is gone up and engaged with wheel disc (12), so that spring applies radial force between wheel disc and wheel hub; It is characterized in that: each described spring (32; 42) contain at least 3 legs (40; 46), leg (40; 46) at spring (32; 42) upward engage so that leg applies active force to wheel disc across the ground projection and with wheel disc (12).
2. according to the disc brake system of claim 1, it is characterized in that: described leg (40; 46) be by spring (32; 42) embossed portion constitutes.
3. according to the disc brake system of claim 1 or 2, it is characterized in that: described leg (40; 46) be elongated,, each leg kept and the engaging of wheel disc (12) so that wheel disc does on wheel hub (16) in the whole process of described slip.
4. according to each disc brake system in the claim 1 to 3, it is characterized in that: described leg (40; 46) be form of ridges, this convex ridge parallel to the axis (18) extend, and wheel hub rotates around this axis (18).
5. according to each disc brake system in the claim 1 to 4, it is characterized in that: sheet spring (32; 42) be fixed on the outer surface of wheel hub (16), its means of fixation is: spring is not in the tangential extension of wheel hub when wheel disc (12) is contained on the wheel hub.
6. according to each disc brake system in the claim 1 to 5, it is characterized in that: cut-out (32b) is configured on the sheet spring (32), is applied to power on the wheel disc (12) with control leg (40).
7. according to each disc brake system in the claim 1 to 6, it is characterized in that: system (10) contains one or more and is installed in wheel disc (14) on the wheel hub (16); And sheet spring (42) is arranged in groups, and a spring (42) and each wheel disc (12,14) in each group match, and at least one spring (42) in each group keeps its position by another spring in described relatively group of the connecting sheet (44).
8. each disc brake system in 1 to 7 as requested, it is characterized in that: wheel hub (16) and on the described erecting device (20 of wheel disc (12), 22) contain axially extended groove (20) and tooth (22), groove (20) is configured on the outer surface of described wheel hub (16), and tooth (22) protrudes in the described groove from described wheel disc (12), and tooth (22) is a sliding fit with described groove (20); And, described spring (32; 42) be positioned at described groove (20) and engage with described tooth (22).
9. according to each disc brake system in the claim 1 to 8, it is characterized in that: sheet spring (32; 42) be arranged on the self-retaining means, this device is used to make the sheet spring to remain on wheel hub (16).
CN99809684A 1998-08-15 1999-07-26 Multiple disc brake system Pending CN1312892A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9817748.8 1998-08-15
GB9817748A GB2340561A (en) 1998-08-15 1998-08-15 Disc brake

Publications (1)

Publication Number Publication Date
CN1312892A true CN1312892A (en) 2001-09-12

Family

ID=10837267

Family Applications (1)

Application Number Title Priority Date Filing Date
CN99809684A Pending CN1312892A (en) 1998-08-15 1999-07-26 Multiple disc brake system

Country Status (10)

Country Link
US (1) US6520296B1 (en)
EP (1) EP1105657B1 (en)
JP (1) JP2002522723A (en)
KR (1) KR100471911B1 (en)
CN (1) CN1312892A (en)
AT (1) ATE242850T1 (en)
AU (1) AU5058699A (en)
DE (1) DE69908785T2 (en)
GB (1) GB2340561A (en)
WO (1) WO2000009904A1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107110264A (en) * 2014-12-17 2017-08-29 大众汽车有限公司 The brake disc for the tub being placed in drag ring and as separate piece on the inside of drag ring
CN107110264B (en) * 2014-12-17 2019-09-03 大众汽车有限公司 Brake disc with friction ring and basin placed inside the friction ring as a separate part

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KR20010074811A (en) 2001-08-09
DE69908785D1 (en) 2003-07-17
KR100471911B1 (en) 2005-03-08
WO2000009904A1 (en) 2000-02-24
GB2340561A (en) 2000-02-23
GB9817748D0 (en) 1998-10-14
ATE242850T1 (en) 2003-06-15
DE69908785T2 (en) 2004-05-19
EP1105657B1 (en) 2003-06-11
AU5058699A (en) 2000-03-06
JP2002522723A (en) 2002-07-23
US6520296B1 (en) 2003-02-18
EP1105657A1 (en) 2001-06-13

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